The MAX871EUK from Maxim Integrated is a high-efficiency, low-power, step-up DC-DC voltage converter designed for a wide range of applications. This compact device is particularly well-suited for battery-powered equipment, as it can operate from a single +2.6V to +5.5V input supply, making it ideal for 3V or 3.3V systems.

Key Features

• High Efficiency: The MAX871EUK offers an efficiency up to 94%, which is beneficial for prolonging battery life in portable devices.
• Adjustable Output: The output voltage is adjustable from +2.7V to +5.5V, allowing for versatility in various design applications.
• Low Quiescent Current: With a quiescent current of just 110µA, this voltage converter helps to minimize the power drain when in operation.
• Shutdown Mode: It features a shutdown mode that reduces the supply current to 0.5µA, further conserving energy when the device is not in use.

Applications

The MAX871EUK's small package and wide input voltage range make it suitable for a variety of applications, including:

• Portable Electronic Devices
• Cellular Phones
• Personal Digital Assistants (PDAs)
• Wireless and DSL Modems
• MP3 Players
• Digital Cameras

Package and Reliability

Enclosed in a space-saving 5-pin SOT23 package, the MAX871EUK is designed for minimal footprint on printed circuit boards. Maxim Integrated's commitment to reliability ensures that the MAX871EUK is a dependable choice for designers looking to incorporate a voltage converter into their next project.

Conclusion

With its high efficiency, low quiescent current, and adjustable output voltage, the MAX871EUK from Maxim Integrated is a versatile power solution that can meet the needs of a wide array of portable applications. Its ultra-small package and ease of use make it an excellent option for engineers and designers looking to optimize their power management systems.